Tag: "exposure" at biology news

... death in the intestine that occurs as a result of exposure to radiation. In the December 1 issue of the Journal of Clinical Investigation, Teresa Tessner and colleagues from the Washington University School of Medicine pursued the mechanism by which PGE2 protects against radiation-induced injury in mice. Th...

...relative to the patient to determine the radiation exposure at the patient's skin, he explained. "The ...tter throughout the room, providing a way to gauge exposure for the physician and other health-care personnel who may be present. The development effort...

...he virus from one person to another. However, oral exposure to the virus through breast milk or semen (during ...n of humans only if they are given within hours of exposure to the virus. Researchers hope the study further identifies one of the major problems facing the fo...

...d collard greens, helped to protect the cells from exposure to ultraviolet light a leading cause of cataract ...nd genetic risk factors associated with cataracts, exposure to ultraviolet radiation from sunlight and oxidative stress appear to be the most relevant in this d...

... 8 at the Washington Convention Center. Prolonged exposure to low levels of methylisothiazolinone (MIT) restr... thus far suggest there is potential that everyday exposure to the chemical could also be harmful to humans. I would be particularly concerned about occupationa...

...ng retail pork products is not the only pathway of exposure for the transfer of antibiotic-resistant bacteria ...eding operations are at greatest risk for airborne exposure to antibiotic-resistant bacteria. However, the same workers may also become reservoirs of drug-resis...

...smoke equivalent to "first-hand" and "second-hand" exposure in humans, Martins-Green and her colleagues focused on the structure and function of fibroblasts, both in mice and in human tissue culture. Fibroblasts secrete many proteins that compose a matrix of connective tissue outside of the ...

...We don't know the exact frequency and time of heat exposure capable of producing reversible or irreversible changes in spermatogenesis. Studies have shown significant but reversible changes after short-term heating. However, LC produce significant repetitive transient scrotal hyperthermia for years, and insuf...

...eased smoothly as the concentration or the time of exposure increased. In addition, some cultures were run at cooler temperatures and showed a slower rate of uptake, a finding that suggested that the nanotubes were being ingested through normal phagocytosis. The samples were studied using a spectrofluo...

...a knee joint, the material hardens into a gel upon exposure to ultraviolet light, leaving the transplanted cel...ological environment. The material was gelled with exposure to ultraviolet light and cartilage formation was examined over the course of three months. The mater...

...ours over several days. Five months after the last exposure long after Xpa mutant mice would normally develop skin lesions the treated mice merely had sunburn. The skin cells surrounding the site of the injection in the treated Xpa mutant mice were nearly identical to those of normal animals, indicati...

...th extraction, causing the bone to be exposed. The exposure can eventually lead to infection and fracture and may require long-term antibiotic therapy or surgery to remove the dying bone tissue. The chief of the Division of Oral and Maxillofacial Surgery at LIJ, Salvatore Ruggiero, DMD, MD, and his staff re...

...als, to design new anti-cancer drugs and advise on exposure limits for workers in various industries. This group provides a focus for attracting further scientists of the highest international repute to Wales."...

... Medical Center in Palo Alto demonstrate that upon exposure of adult cells to fluA, NK cells produce IFN-gamma...d under acidic conditions and found that a 24-hour exposure to acid activates the enzyme Pyk2, which then binds to the proto-oncogene c-Src , causing c-Src a...

...-standing belief that blindness from chronic light exposure is a direct result of overall retinal degeneration...ns, lose both their retinal cells and vision after exposure to low levels of light for long periods, the relationship between exposure and blindness had been po...

...Unlike other forms of terrorism, in which an acute exposure or traumatic injury is rapidly inflicted and quickly recognized, such as the 9/11 attacks, bioterrorism may involve an incubation period of days or even weeks," says Bruce W. Clements, MPH, associate director of the Institute for Bio-Security at Sain...

...trates deeply into the skin it is often fatal. Sun exposure is a major risk factor in the disease, which has been increasing in the past several decades. Melanocytes, which manufacture and store the pigment that combines with hair-making cells called keratinocytes to color the hair, are specialized cells spaw...

...g normal cellular propagation as well as after the exposure of cells to DNA-damaging radiation and chemicals, it is critical for the embryonic stem cells to develop stringent mechanisms to ensure the repair of DNA damage and prevent the passage of DNA damage to their daughter cells. Unrepaired DNA damage will...

...h prostate cancer cells proved to be vulnerable to exposure to the chemical BPA (bisophenol A), an industrial ...d to this therapy and according to this new study, exposure to BPA among these patients could potentially put them at higher risk for increased cancer cell grow...

...ic mutation event that occurs as a result of their exposure to high levels of radioiodide. Yuri E. Nukiforov led a team of researchers from both Cincinnati University and the University of Munich in identifying a novel oncogene (a mutated and/or overproduced version of a normal gene that alone or together...

(Date:7/21/2015)... , July 21, 2015 NXT-ID, Inc. (NASDAQ: ... biometric authentication company focused on the growing mobile ... wallet, announces that it has filed provisional patent ... Method. This invention highlights next ... authorizes an account, but also the user using ...